# Copper

Free to read here, from Project Gutenberg.

2 titles; page 1 of 1.

- [Chats on Old Copper and Brass](https://invisiblenetwork.ai/books/gutenberg/47040) by Fred. W. Burgess
- [Modern Copper Smelting](https://invisiblenetwork.ai/books/gutenberg/59328) by Donald M. Levy